package csu.web.mypetstore.web.servlet;
//点击enter进入首页

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.io.IOException;

@WebServlet(name = "MainFormServlet", urlPatterns = {"/mainForm"})
//主页面到首页的servlet
public class MainFormServlet extends HttpServlet {
    private static final String MAIN_FORM = "/WEB-INF/jsp/catalog/main.jsp";

    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        HttpSession session = req.getSession();

        if(session.getAttribute("action")!="signOn")
        session.setAttribute("action","viewingMainForm");

        req.getRequestDispatcher(MAIN_FORM).forward(req, resp);
    }

    @Override
    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        this.doGet(req,resp);
    }
}
